Knowledge base for software setup, errors, and daily tool work.

Fix Command Prompt Proxy Settings 502 Bad Gateway

If you see a 502 bad gateway error when using command prompt tools like curl, npm, or git, the pr...

How to Temporarily Turn Off Windows Security for Troubleshooting

If you're troubleshooting a stubborn app or driver issue, Windows Security (formerly Defender) mi...

Fix Chrome Profile Connection Refused & Sync Not Working

When Chrome shows "connection refused" and sync stops working, it's often due to a corrupted prof...

Chrome Extension Access Denied: Configuration Checklist

You installed a Chrome extension, but when you try to use it, you get an "access denied" error. T...

Fix Windows Activation DNS Not Resolving Server Name

When Windows fails to activate, the error often points to DNS problems — specifically, the server...

How to Fix Chrome Profile Slow Performance

Common Causes of a Slow Chrome Profile

If Chrome feels sluggish only when you’re signed i...